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 ###Instrução: Para o atributo de onpointerout, qual é o cancelável?
 ###Tabelas: CREATE TABLE pointer_events (pointer_events_id AUTO_INCREMENT PRIMARY KEY, Category VARCHAR, Type VARCHAR, Attribute VARCHAR, Bubbles VARCHAR, Cancelable VARCHAR) CREATE TABLE western_league (western_league_id AUTO_INCREMENT PRIMARY KEY, Year INT, League VARCHAR, Class VARCHAR, Record VARCHAR, Finish VARCHAR, Manager VARCHAR, Playoffs VARCHAR) CREATE TABLE singles_18_itf (singles_18_itf_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Tournament VARCHAR, Surface VARCHAR, Opponent in the Final VARCHAR, Score VARCHAR) CREATE TABLE series_ratings (series_ratings_id AUTO_INCREMENT PRIMARY KEY, Season INT, # of Episodes INT, Timeslot VARCHAR, Season Premiere VARCHAR, Season Final VARCHAR, Peak Audience INT, Average Audience INT, Average Nightly Rank VARCHAR, Average Weekly Rank VARCHAR, Average Yearly Ranking VARCHAR) CREATE TABLE appearances__&__goals (appearances__&__goals_id AUTO_INCREMENT PRIMARY KEY, Squad No. INT, Name VARCHAR, Position VARCHAR, League Apps VARCHAR, League Goals INT, FA Cup Apps VARCHAR, FA Cup Goals INT, League Cup Apps VARCHAR, League Cup Goals INT, FLT Apps VARCHAR, FLT Goals INT, Total Apps VARCHAR, Total Goals INT)  
SELECT Cancelable FROM pointer_events WHERE Attribute = onpointerout